Ricoh GXR GR Lens A12 28mm F2.5 vs Sigma DP1 Merrill

Here is a in-depth analysis of the Ricoh GXR GR Lens A12 28mm F2.5 versus Sigma DP1 Merrill, one being a Advanced Mirrorless and the other is a Large Sensor Compact by companies Ricoh and Sigma. The sensor resolution of the GXR GR Lens A12 28mm F2.5 (12MP) and the DP1 Merrill (15MP) is very well matched and they enjoy the exact same sensor sizes (APS-C).

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The GXR GR Lens A12 28mm F2.5 was announced 16 months earlier than the DP1 Merrill making the cameras a generation apart from one another. Both cameras come with different body type with the Ricoh GXR GR Lens A12 28mm F2.5 being a Rangefinder-style mirrorless camera and the Sigma DP1 Merrill being a Large Sensor Compact camera.

Before delving through a full comparison, below is a simple overview of how the GXR GR Lens A12 28mm F2.5 scores vs the DP1 Merrill in relation to portability, imaging, features and an overall rating.

Below is a sample of the gallery pics for Ricoh GXR GR Lens A12 28mm F2.5 and Sigma DP1 Merrill. The whole galleries are viewable at Ricoh GXR GR Lens A12 28mm F2.5 Gallery and Sigma DP1 Merrill Gallery.

When you are planning to carry your camera frequently, you have to factor in its weight and dimensions. The Ricoh GXR GR Lens A12 28mm F2.5 features outside dimensions of 113mm x 70mm x 56mm (4.4" x 2.8" x 2.2") having a weight of 140 grams (0.31 lbs) whilst the Sigma DP1 Merrill has dimensions of 122mm x 67mm x 64mm (4.8" x 2.6" x 2.5") accompanied by a weight of 330 grams (0.73 lbs).

Check the Ricoh GXR GR Lens A12 28mm F2.5 versus Sigma DP1 Merrill in the new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ depending on the lens you use during that time. Below is the front view measurements comparison of the GXR GR Lens A12 28mm F2.5 compared to the DP1 Merrill.

Factoring in dimensions and weight, the portability grade of the GXR GR Lens A12 28mm F2.5 and DP1 Merrill is 88 and 82 respectively.

Typically, it is very hard to see the contrast between sensor sizing merely by reading through specs. The photograph underneath will offer you a clearer sense of the sensor sizes in the GXR GR Lens A12 28mm F2.5 and DP1 Merrill.

All in all, both of those cameras posses the exact same sensor measurements but not the same resolution. You should expect to see the Sigma DP1 Merrill to give you more detail with its extra 3 Megapixels. Greater resolution can also make it easier to crop photos somewhat more aggressively. The older GXR GR Lens A12 28mm F2.5 is going to be disadvantaged when it comes to sensor innovation.